Who was Mariano and what was his occupation in Robert Earl Keens song.?!

Question: Who was Mariano and what was his occupation in Robert Earl Keens song!.!?
Answers:

He is the gardener!.Www@Enter-QA@Com

Mariano's occupation was a gardener, as to who he was, I guess a companion!.!.Www@Enter-QA@Com

He was a gardnerWww@Enter-QA@Com

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